Home / 1,303,605.70-1,955,408.55-736,735.30

Finding the Fourth Proportional to 1,303,605.70, 1,955,408.55 and 736,735.30

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Solution

The fourth proportional to 1,303,605.70, 1,955,408.55 and 736,735.30 is: 1,105,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,605.70 : 1,955,408.55 = 736,735.30 : x
  2. Step 2: Convert to fraction form
    1,303,605.70/1,955,408.55 = 736,735.30/x
  3. Step 3: Cross multiply
    1,303,605.70x = 1,955,408.55 × 736,735.30
  4. Step 4: Simplify right side
    1,303,605.70x = 1,440,618,504,706.82
  5. Step 5: Solve for x
    x = 1,440,618,504,706.82/1,303,605.70
  6. Step 6: Final answer
    x = 1,105,102.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.